Similar title to 


    <span class="person"><a href="https://pure.iiasa.ac.at/view/iiasa/1481.html">Nowak, M.A.</a></span> &amp; <span class="person"><a href="https://pure.iiasa.ac.at/view/iiasa/282.html">Sigmund, K.</a></span>
  

<span xmlns="http://eprints.org/ep3/control" class="date">(2007).</span>


    <span xmlns="http://eprints.org/ep3/control" class="title"><a href="https://pure.iiasa.ac.at/cgi/users/home?screen=EPrint::View&amp;eprintid=8236"><xhtml:em xmlns:xhtml="http://www.w3.org/1999/xhtml">How populations cohere: Five rules for cooperation.</xhtml:em></a></span>
  


   <span xmlns="http://eprints.org/ep3/control" class="publication">
      In:  
      <span style="font-style: italic">Theoretical Ecology: Principles and Applications.</span>
    Eds. <span class="person">May, R.M.</span> &amp; <span class="person">McLean, A.</span>,
    
     Oxford: Oxford University Press. 
    </span>